/* publications.css — Publications hub */
@import url("styles.css");

/* Breadcrumb */
.breadcrumb {
  padding-top: 120px;
  padding-bottom: 8px;
  font-family: var(--font-display); font-weight: 900;
  font-size: 14px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--ink-3);
}
.breadcrumb a { color: var(--avion-blue); text-decoration: none; }
.breadcrumb a:hover { color: var(--avion-navy); }
.breadcrumb .sep { margin: 0 10px; color: var(--line); }
.breadcrumb .current { color: var(--avion-navy); }

/* Hero */
.pub-hero { padding: 32px 0 56px; }
.resources-hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.85fr;
  gap: 72px;
  align-items: center;
}
.resources-hero-photo-col { position: relative; }
.resources-hero-photo-col .hero-ribbon-photo { aspect-ratio: 5/6; }
@media (max-width: 880px) {
  .resources-hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .resources-hero-photo-col {
    max-width: 460px;
    margin: 0 auto;
    padding: 0 4px;
  }
  .resources-hero-photo-col .hero-ribbon-photo { aspect-ratio: 16/10; }
  .resources-hero-photo-col .hero-ribbon-stat {
    position: static;
    left: auto; bottom: auto;
    margin: 16px auto 0;
    max-width: 360px;
  }
}
.pub-hero h1 {
  font-family: var(--font-display); font-weight: 900;
  font-size: clamp(48px, 8vw, 120px);
  line-height: 1.0; letter-spacing: -0.02em;
  color: var(--avion-navy); margin: 18px 0 24px;
}
.pub-hero .lede {
  font-family: var(--font-serif);
  font-style: italic; font-weight: 500;
  font-size: clamp(20px, 2vw, 26px);
  line-height: 1.4;
  color: var(--ink-2);
  max-width: 760px;
  margin: 0 0 18px;
}
.pub-hero .p { font-size: 17px; color: var(--ink-2); max-width: 780px; }

/* Section heading shared */
.section-head { max-width: 820px; margin-bottom: 48px; }
.section-head h2 {
  font-family: var(--font-display); font-weight: 900;
  font-size: clamp(32px, 4vw, 48px); line-height: 1.06;
  letter-spacing: -0.018em; color: var(--avion-navy);
  margin: 18px 0 0;
}

/* Books grid */
.pub-books-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
.pub-book-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 28px 28px 24px;
  display: flex; flex-direction: column;
  transition: transform 280ms var(--ease-standard), box-shadow 280ms var(--ease-standard);
}
.pub-book-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 60px rgba(45,46,130,0.12);
}

/* Book cover (real 3D render) */
.pub-book-cover {
  position: relative;
  aspect-ratio: 3/4;
  margin-bottom: 24px;
  display: flex; align-items: center; justify-content: center;
  overflow: visible;
}
.pub-book-cover img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  filter: drop-shadow(6px 12px 28px rgba(45,46,130,0.25));
  transition: transform 320ms var(--ease-standard), filter 320ms;
}
.pub-book-card:hover .pub-book-cover img {
  transform: translateY(-4px);
  filter: drop-shadow(8px 18px 36px rgba(45,46,130,0.35));
}
.pub-book-cover--navy {
  background:
    radial-gradient(ellipse at 30% 0%, rgba(134,203,236,0.20), transparent 55%),
    linear-gradient(135deg, var(--avion-navy) 0%, var(--avion-blue) 100%);
}
.pub-book-cover--ripen {
  background:
    radial-gradient(ellipse at 30% 0%, rgba(253,224,71,0.22), transparent 55%),
    linear-gradient(135deg, #15803d 0%, #047857 60%, var(--avion-teal) 100%);
}
.pub-book-cover--five {
  background:
    radial-gradient(ellipse at 30% 0%, rgba(255,255,255,0.20), transparent 55%),
    linear-gradient(135deg, #b45309 0%, #d39a18 60%, #fde047 100%);
  color: #1f1300;
}
.pub-book-spine {
  position: absolute; top: 0; bottom: 0; left: 0;
  width: 5px;
  background: rgba(0,0,0,0.30);
  border-radius: 4px 0 0 4px;
}
.pub-book-eye {
  font-family: var(--font-display); font-weight: 900;
  font-size: 14px; letter-spacing: 0.32em;
  color: var(--avion-sky-2);
  margin-bottom: 24px;
}
.pub-book-cover--five .pub-book-eye { color: #5a3a00; }
.pub-book-title {
  font-family: var(--font-display); font-weight: 900;
  font-size: clamp(20px, 2vw, 26px);
  line-height: 1.05; letter-spacing: -0.01em;
  flex: 1;
}
.pub-book-rule {
  width: 40px; height: 2px;
  background: var(--avion-sky-2);
  margin: 18px 0 12px;
}
.pub-book-cover--five .pub-book-rule { background: #1f1300; }
.pub-book-authors {
  font-family: var(--font-serif);
  font-style: italic; font-weight: 500;
  font-size: 14px;
  color: #fff;
}
.pub-book-cover--five .pub-book-authors { color: rgba(31,19,0,0.85); }

/* Book card content */
.pub-book-tag {
  font-family: var(--font-display); font-weight: 900;
  font-size: 14px; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--avion-blue);
  margin-bottom: 8px;
}
.pub-book-h3 {
  font-family: var(--font-display); font-weight: 900;
  font-size: 22px; line-height: 1.2;
  color: var(--avion-navy);
  margin: 0 0 14px;
}
.pub-book-sub {
  display: block;
  margin-top: 6px;
  font-family: var(--font-serif);
  font-style: italic; font-weight: 500;
  font-size: 15px;
  color: var(--ink-3);
}
.pub-book-desc {
  margin: 0 0 18px;
  font-size: 14.5px; line-height: 1.6;
  color: var(--ink-2);
}
.pub-endorsement {
  margin: 0 0 22px;
  padding: 16px 18px;
  background: #fffbeb;
  border-left: 3px solid #d39a18;
  border-radius: 0 6px 6px 0;
}
.pub-endorsement blockquote {
  margin: 0;
  font-family: var(--font-serif);
  font-style: italic; font-weight: 500;
  font-size: 14px; line-height: 1.55;
  color: #5b3d05;
}
.pub-endorsement figcaption {
  margin-top: 8px;
  font-family: var(--font-display); font-weight: 900;
  font-size: 14px; letter-spacing: 0.14em; text-transform: uppercase;
  color: #92400e;
}
.pub-learn-more {
  margin-top: auto;
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-display); font-weight: 900;
  font-size: 14px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--avion-blue);
  text-decoration: none;
  transition: gap 220ms var(--ease-standard), color 220ms var(--ease-standard);
}
.pub-learn-more:hover { gap: 14px; color: var(--avion-navy); }

/* Articles grid */
.pub-articles-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
  margin-top: 32px;
}
.pub-article-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 22px 24px;
  text-decoration: none; color: inherit;
  display: flex; flex-direction: column; gap: 12px;
  transition: transform 280ms var(--ease-standard), box-shadow 280ms var(--ease-standard), border-color 280ms;
}
.pub-article-card:hover {
  transform: translateY(-3px);
  border-color: var(--avion-blue);
  box-shadow: 0 18px 40px rgba(45,46,130,0.10);
}
.pub-article-tag {
  font-family: var(--font-display); font-weight: 900;
  font-size: 14px; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--avion-sky-1);
}
.pub-article-card h3 {
  font-family: var(--font-display); font-weight: 900;
  font-size: 16.5px; line-height: 1.3;
  color: var(--avion-navy);
  margin: 0;
}
.pub-article-link {
  margin-top: auto;
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-display); font-weight: 900;
  font-size: 14px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--avion-blue);
}

/* "Explore more" related cards — reuse pattern */
.related-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
  margin-top: 32px;
}
.related-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 32px 28px;
  text-decoration: none;
  color: inherit;
  display: block;
  transition: transform 280ms var(--ease-standard), box-shadow 280ms var(--ease-standard), border-color 280ms;
}
.related-card:hover {
  transform: translateY(-4px);
  border-color: var(--avion-blue);
  box-shadow: 0 20px 50px rgba(45,46,130,0.12);
}
.related-card .tag {
  font-family: var(--font-display); font-weight: 900;
  font-size: 14px; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--avion-sky-1);
  margin-bottom: 14px;
}
.related-card h3 {
  font-family: var(--font-display); font-weight: 900;
  font-size: 22px; line-height: 1.15;
  color: var(--avion-navy);
  margin: 0 0 10px;
}
.related-card p {
  margin: 0 0 16px; font-size: 14px; line-height: 1.6; color: var(--ink-2);
}
.related-card .more {
  font-family: var(--font-display); font-weight: 900;
  font-size: 14px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--avion-blue);
  display: inline-flex; align-items: center; gap: 6px;
}

/* Closing CTA */
.closing-cta {
  background: var(--avion-navy);
  color: #fff;
  border-radius: 8px;
  padding: clamp(48px, 6vw, 72px);
  text-align: center;
  margin: 0 0 24px;
  position: relative; overflow: hidden;
}
.closing-cta::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 80% 0%, rgba(53,168,224,0.25), transparent 50%),
    radial-gradient(ellipse at 0% 100%, rgba(29,112,183,0.25), transparent 55%);
  pointer-events: none;
}
.closing-cta > * { position: relative; z-index: 1; }
.closing-cta h2 {
  color: #fff;
  font-family: var(--font-display); font-weight: 900;
  font-size: clamp(28px, 3.4vw, 44px); letter-spacing: -0.018em;
  line-height: 1.1;
  margin: 0 0 16px;
}
.closing-cta p { margin: 0 0 28px; font-size: 18px; color: #fff; max-width: 600px; margin-left: auto; margin-right: auto; }
.closing-cta .contact-line {
  margin-top: 24px; font-size: 14px;
  color: #fff;
  font-family: var(--font-display); font-weight: 900;
  letter-spacing: 0.06em;
}
.closing-cta .contact-line a { color: var(--avion-sky-2); }
.closing-cta .contact-line a:hover { color: #fff; }

/* Responsive */
@media (max-width: 1024px) {
  .pub-books-grid    { grid-template-columns: repeat(2, 1fr); }
  .pub-articles-grid { grid-template-columns: repeat(2, 1fr); }
  .related-grid      { grid-template-columns: 1fr; }
}
@media (max-width: 700px) {
  .pub-books-grid    { grid-template-columns: 1fr; }
  .pub-articles-grid { grid-template-columns: 1fr; }
}